Alright, let's work through 9643 times 1093 step by step
9643 × 1093 = 1093 × (9643)
+ 1093 × 3 giving us 3279
+ 1093 × 40 producing 43720
+ 1093 × 600 what gives us 655800
+ 1093 × 9000 that is equal 9837000

= 10539799
